/*========== 公共样式 ==========*/
html, body, div, p, ul, ol, li, dl, dt, dd, h1, h2, h3, h4, h5, h6, form, input, select, button, textarea, iframe, table, th, td {margin: 0 auto; padding: 0; }
img { border: 0 none; vertical-align: top; }
ul,li,dl,dd,dt { list-style-type: none; }
i,em,cite { font-style: normal; }
body {  -webkit-text-size-adjust:none;  font-family:"Helvetica Neue",Helvetica,Arial,"sans-serif","PingFang SC";}
a{ text-decoration: none; }
a:focus,input:focus,select:focus { outline: none; }